title: [Primary resistance observed in 974 strains of Mycobacterium tuberculosis isolated from adult lung patients].
mesh_terms: D000328:Adult; D006801:Humans; D008168:Lung / Q000382:microbiology*; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification*; D014397:Tuberculosis, Pulmonary / Q000382:microbiology*
vernacular_title: Resistencia primaria observada en 974 cepas de Mycobacterium tuberculosis aisladas en enfermos pulmonares adultos.